Confidence: Medium · Source: FCC ULS · As of 2026-09-09

KB1BRL

Active

GABRIELSON, MARK J

Location: BOSTON, MA
Class: General
Granted: 2022-05-28
Expires: 2032-05-28
Previous call: KB1VOG
FRN: 0008765794

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Vanity availability

Held

Currently held

KB1BRL is held by an active license; it isn't a vanity slot right now.

Vanity availability dates are computed from FCC §97.19's hold periods: 2 years from the cancellation date for cancelled or terminated licenses, 4 years from the expiration date for expired licenses (2-year renewal grace + 2-year hold).

Callsign genealogy

Full chain →

Previously held by current licensee

KB1VOGcancelled· G
GABRIELSON, MARK JMAgranted 2011-04-19cancelled 2011-05-07

Prior holders later became

WA1WAactive
WATERVILLE AREA WIRELESS ASSNMEgranted 2026-08-08

License history

0 events

No recorded events.

More vanity slots coming available

From Massachusetts

All →

K1AFR 2026-09-10
KC1SDV 2026-09-10
W1RLJ 2026-09-10
KB1ITH 2026-09-12
KB1YQO 2026-09-13

Starting with KB1

All →

KB1ICB ME · 2026-09-10
KB1YQB NH · 2026-09-10
KB1YQC NH · 2026-09-10
KB1YQD NH · 2026-09-10
KB1HYE FL · 2026-09-12

Full history → Vanity availability → Callsign genealogy →